Sexually transmitted diseases (STDs) - Symptoms and causes
网页Sexually transmitted diseases (STDs) are caused by sexually transmitted infections (STIs). They are spread mainly by sexual contact. STIs are caused by bacteria, viruses or parasites. A sexually transmitted infection may pass from person to person in blood, semen, or vaginal and other bodily fluids.
Sexually transmitted disease (STD) symptoms - Mayo Clinic
网页2024年3月12日 · Learn about common and possible STD symptoms and how serious they might be. Sexually transmitted diseases are infections spread mainly by contact with genitals or bodily fluids. Also called STDs, STIs or venereal disease, sexually transmitted infections are caused by bacteria, viruses or parasites.
Sexually transmitted infections (STIs) - World Health Organization …
网页2024年5月21日 · STIs have a profound impact on sexual and reproductive health worldwide. More than 1 million curable STIs are acquired every day. In 2020, WHO estimated 374 million new infections with 1 of 4 STIs: chlamydia (129 million), gonorrhoea (82 million), syphilis (7.1 million) and trichomoniasis (156 million).
About Sexually Transmitted Infections (STIs) | STI | CDC
网页2024年3月25日 · A sexually transmitted infection (STI) is a virus, bacteria, fungus, or parasite people can get through sexual contact. A sexually transmitted disease (STD) develops because of an STI and the term implies that …
Sexually transmitted infection - Wikipedia
网页A sexually transmitted infection (STI), also referred to as a sexually transmitted disease (STD) and the older term venereal disease (VD), is an infection that is spread by sexual activity, especially vaginal intercourse, anal sex, oral sex, or sometimes manual sex. [1][5][6] STIs often do not initially cause symptoms, [1] which results in a ris...
Sexually Transmitted Infections (STIs) | STI | CDC
网页What are STIs? How are they different from STDs? How are they transmitted? Learn More. Fact Sheets. Basic information about STIs in plain language, in question and answer form. Prevention. How to prevent sexually transmitted infections (STIs). Testing. STI testing type and frequency recommendations. Types of STIs. About Gonorrhea.
Sexually transmitted diseases (STDs) - Mayo Clinic
网页Sexually transmitted infections caused by bacteria are generally easier to treat. STI infections caused by viruses can be managed and treated but not always cured. If you are pregnant and have an STD, getting treatment right away can prevent or lower the risk of your baby becoming infected.
Sexually Transmitted Diseases: Types, Symptoms, Treatment - Healthline
网页2023年4月11日 · Often confused, sexually transmitted infections (STIs) and sexually transmitted diseases (STDs) aren’t actually the same thing. An infection — which is when bacteria, viruses, or...
Sexually transmitted infections (STIs) - World Health Organization …
网页2024年7月19日 · Sexually transmitted infections (STIs) are spread predominantly by unprotected sexual contact. Some STIs can also be transmitted during pregnancy, childbirth and breastfeeding and through infected blood or blood products. STIs have a profound impact on health. If untreated, they can lead to serious consequences including neurological and ...
性传播感染 - World Health Organization (WHO)
网页概述. 已知有30多种不同的细菌、病毒和寄生虫通过性接触（包括阴道性交、肛交和口交）传播。 一些性传播感染也可能在怀孕、分娩和哺乳期间通过母婴传播。 造成性传播感染发病率最高的有八种病原体。 其中有4种病原体（梅毒、淋病、衣原体和滴虫病）目前可以治愈。 另外4种是乙型肝炎病毒、单纯疱疹病毒、艾滋病毒和人乳头状瘤病毒。 此外，出现了可通过性接触导致的新感染疫情，如猴痘（mpox）、宋内志贺氏菌、脑膜炎奈瑟菌、埃博拉病毒 …